CN216684513U

CN216684513U - Novel four-wheel handcart

Info

Publication number: CN216684513U
Application number: CN202220406580.4U
Authority: CN
Inventors: 崔守珍; 陈佳; 王晨; 陈瑜; 刘晶
Original assignee: Qingdao Yujiaxin Industry And Trade Co ltd
Current assignee: Qingdao Yujiaxin Industry And Trade Co ltd
Priority date: 2022-02-25
Filing date: 2022-02-25
Publication date: 2022-06-07
Anticipated expiration: 2032-02-25

Abstract

The utility model relates to the field of trolleys, in particular to a novel four-wheel trolley which comprises a first bottom plate, wherein a second bottom plate is movably inserted into the right side of the first bottom plate, first guide grooves are formed in the front side and the rear side of the first bottom plate, two limiting holes are formed in the inner wall of each first guide groove, and the two limiting holes are arranged at ninety degrees. According to the utility model, the adjusting ring is pulled to remove the insertion connection with the positioning hole, the adjusting ring is rotated to drive the adjusting rod to rotate, the threaded sleeve on the surface of the adjusting rod drives the second bottom plate to horizontally move on the surface of the adjusting rod, the distance between the first bottom plate and the second bottom plate is adjusted, the device is suitable for carrying goods with different sizes, and the applicability is improved; upwards press the briquetting and take U type gag lever post to move up, make the bottom of U type gag lever post remove with spacing grafting in hole, can pull U type handle and turn over in the guide slot is inside No. one, make U type handle and a bottom plate, No. two bottom plate laminating, be convenient for accomodate and deposit.

Description

Novel four-wheel handcart

Technical Field

The utility model relates to the field of trolleys, in particular to a novel four-wheel trolley.

Background

The handcart is a carrying vehicle pushed and pulled by people, and the handcart is widely applied in production and life because of low manufacturing cost, simple maintenance, convenient operation and light dead weight, can work in places where the motor vehicle is inconvenient to use, and is very convenient to carry lighter objects in short distance.

The existing part of trolleys are difficult to rapidly adjust the size in the using process, are difficult to be suitable for carrying goods with different sizes, and are poor in use convenience; meanwhile, the existing part of trolley is difficult to fold the push rod conveniently and quickly, and is inconvenient to store.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a novel four-wheel trolley, which aims to solve the problems in the prior art that: 1. the size of current part four-wheel handcart is difficult to quick adjustment, 2, current part four-wheel handcart are difficult to fold the push rod and accomodate. In order to achieve the purpose, the utility model provides the following technical scheme: a novel four-wheel trolley comprises a first bottom plate, a second bottom plate is movably inserted into the right side of the first bottom plate, a first guide groove is formed in each of the front side and the rear side of the first bottom plate, two limiting holes are formed in the inner wall of the first guide groove, the two limiting holes are arranged at ninety degrees, a U-shaped handle is movably connected between the two first guide grooves, a U-shaped limiting rod is movably connected inside the U-shaped handle, two ends of the U-shaped limiting rod are movably inserted into the adjacent two limiting holes respectively, and a pressing block is fixedly connected to the middle of the U-shaped limiting rod;

the bottom of the first bottom plate is fixedly connected with a supporting block, the bottom of the second bottom plate is fixedly connected with a threaded sleeve, the middle of the threaded sleeve is in threaded connection with an adjusting rod, the left side of the adjusting rod is movably connected inside the supporting block, and twelve positioning holes are formed in the side wall of the supporting block at equal intervals along the circumference;

the left side swing joint of adjusting the pole has the adjustable ring, the right side symmetry fixedly connected with locating pin of adjustable ring, two the locating pin is in the activity grafting respectively corresponding two the inside of locating hole, the surface activity of adjusting the pole has cup jointed reset spring.

Preferably, a constant head tank has been seted up on the surface of a bottom plate, backing plate of right side fixedly connected with of a bottom plate, No. two constant head tanks have been seted up on the surface of No. two bottom plates, No. two backing plates of left side fixedly connected with of No. two bottom plates, No. two backing plates are pegged graft with a constant head tank, a backing plate is pegged graft with No. two constant head tanks.

Preferably, a U-shaped groove is formed in the middle of the U-shaped handle, the U-shaped limiting rod is movably connected inside the U-shaped groove, and a compression spring is movably connected between the inner top surface of the U-shaped groove and the top of the U-shaped limiting rod.

Preferably, the inner wall of the adjusting ring is symmetrically and fixedly connected with sliding blocks, the surface of the adjusting rod is symmetrically provided with sliding grooves, and the sliding blocks are respectively connected inside the two sliding grooves in a sliding manner.

Preferably, the both ends of adjusting the pole all fixedly connected with spacing ring, reset spring's one end overlap joint is at the lateral wall of adjustable ring, reset spring's the other end overlap joint is adjacent the surface of spacing ring.

Preferably, the both sides of a guide slot inner wall all rotate and are connected with the pivot, the one end and the fixed surface of U type handle lower part of pivot are connected, No. two guide slots with a guide slot matched with are all seted up to the both sides of No. two bottom plates.

Compared with the prior art, the utility model has the following beneficial effects:

according to the utility model, through the matching use of the adjusting rod, the threaded sleeve, the adjusting ring and the like, the adjusting ring is pulled to remove the insertion connection with the positioning hole, the adjusting rod is driven to rotate when the adjusting ring is rotated, the threaded sleeve on the surface of the adjusting rod drives the second bottom plate to horizontally move on the surface of the adjusting rod, the distance between the first bottom plate and the second bottom plate is adjusted, the adjustable positioning device is suitable for carrying goods with different sizes, and the applicability is improved.

According to the utility model, through the matched use of the U-shaped limiting rod, the first guide groove, the limiting hole and other parts, the pressing block is pressed upwards to drive the U-shaped limiting rod to move upwards, so that the bottom of the U-shaped limiting rod is removed from being inserted into the limiting hole, the U-shaped handle can be pulled to turn over in the first guide groove, the U-shaped handle is attached to the first bottom plate and the second bottom plate, and the U-shaped handle is convenient to store and store.

Drawings

FIG. 1 is a sectional top view of the U-shaped stop lever and the first guide slot of the present invention;

FIG. 2 is a front cross-sectional view of the structure of the present invention;

FIG. 3 is an enlarged view of the structure of FIG. 2;

FIG. 4 is a left side sectional view of a portion of the U-shaped handle of the present invention.

In the figure: 1. a first bottom plate; 2. a second bottom plate; 3. a first guide groove; 4. a limiting hole; 5. a U-shaped handle; 6. a U-shaped limiting rod; 7. briquetting; 8. a support block; 9. a threaded sleeve; 10. adjusting a rod; 11. positioning holes; 12. an adjusting ring; 13. positioning pins; 14. a return spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by workers skilled in the art from the embodiments given herein without making creative efforts, shall fall within the protection scope of the present invention.

Referring to fig. 1 to 4, the present invention provides a technical solution: a novel four-wheel trolley comprises a first bottom plate 1, a second bottom plate 2 is movably inserted on the right side of the first bottom plate 1, a first guide groove 3 is formed in each of the front side and the rear side of the first bottom plate 1, two limiting holes 4 are formed in the inner wall of the first guide groove 3, the two limiting holes 4 are arranged at ninety degrees, a U-shaped handle 5 is movably connected between the two first guide grooves 3, a U-shaped limiting rod 6 is movably connected inside the U-shaped handle 5, two ends of the U-shaped limiting rod 6 are respectively movably inserted inside the two adjacent limiting holes 4, a pressing block 7 is fixedly connected to the middle of the U-shaped limiting rod 6, the U-shaped limiting rod 6 is driven to move upwards inside the U-shaped handle 5 by pressing the pressing block 7 upwards, the bottom of the U-shaped limiting rod 6 is removed from being inserted into the limiting holes 4, the U-shaped handle 5 can be pulled to turn inside the first guide groove 3, and the U-shaped handle 5 is attached to the first bottom plate 1 and the second bottom plate 2, after the hand is loosened, the compression spring drives the U-shaped limiting rod 6 to reset and be inserted in the corresponding limiting hole 4 for limiting, and the trolley is convenient to store and store.

Bottom fixedly connected with supporting shoe 8 of a bottom plate 1, bottom fixedly connected with swivel nut 9 of No. two bottom plates 2, the middle part threaded connection of swivel nut 9 has an adjusting lever 10, adjusts the left side swing joint of lever 10 in the inside of supporting shoe 8, and twelve locating holes 11 have been seted up along circumference equidistance to the lateral wall of supporting shoe 8.

Adjusting the left side swing joint of pole 10 and having adjustable ring 12, the right side symmetry fixedly connected with locating pin 13 of adjustable ring 12, two locating pins 13 are the activity respectively and are pegged graft in the inside that corresponds two locating holes 11, adjusting the surface activity of pole 10 and having cup jointed reset spring 14, during the use, pulling adjustable ring 12 removes the grafting of locating pin 13 and locating hole 11, it is rotatory to take adjusting pole 10 to rotate through spout and slider cooperation when rotating adjustable ring 12, make the swivel nut 9 of adjusting pole 10 surface take No. two bottom plates 2 to adjust pole 10 surface horizontal migration, adjust the distance between No. one bottom plate 1 and No. two bottom plates 2, reset spring 14 takes adjustable ring 12 to reset after the release of the hand, make locating pin 13 peg graft and carry out spacing locking in corresponding locating hole 11 is inside, be suitable for carrying the goods of equidimension not, promote suitability.

In this embodiment, as shown in fig. 1, a constant head tank has been seted up on the surface of bottom plate 1, a backing plate of right side fixedly connected with of bottom plate 1, No. two constant head tanks have been seted up on the surface of No. two bottom plates 2, No. two backing plates of left side fixedly connected with of No. two bottom plates 2, No. two backing plates peg graft with a constant head tank, and a backing plate pegs graft with No. two constant head tanks. After the distance between the first bottom plate 1 and the second bottom plate 2 is adjusted, the first bottom plate and the second bottom plate are matched to support.

In this embodiment, as shown in fig. 2 and 4, a U-shaped groove is formed in the middle of the U-shaped handle 5, the U-shaped limiting rod 6 is movably connected inside the U-shaped groove, and a compression spring is movably connected between the top surface of the U-shaped groove and the top of the U-shaped limiting rod 6.

In this embodiment, as shown in fig. 2 and 3, the inner wall of the adjusting ring 12 is symmetrically and fixedly connected with sliding blocks, the surface of the adjusting rod 10 is symmetrically provided with sliding grooves, and the two sliding blocks are respectively connected inside the two sliding grooves in a sliding manner. Through slider and spout cooperation, make the adjustable ring 12 rotate the in-process and take the regulation pole 10 to rotate, adjust pole 10 and can't rotate after adjustable ring 12 locks.

In this embodiment, as shown in fig. 2 and 3, both ends of the adjusting rod 10 are fixedly connected with a limiting ring, one end of the return spring 14 is overlapped on the side wall of the adjusting ring 12, and the other end of the return spring 14 is overlapped on the surface of the adjacent limiting ring.

In this embodiment, as shown in fig. 1, two sides of the inner wall of the first guide groove 3 are rotatably connected with a rotating shaft, one end of the rotating shaft is fixedly connected with the surface of the lower portion of the U-shaped handle 5, and two sides of the second bottom plate 2 are provided with second guide grooves matched with the first guide groove 3. No. 3 guide slots and No. two guide slots cooperate and conveniently make U type handle 5 accomodate after overturning.

The use method and the advantages of the utility model are as follows: this novel four-wheel handcart, the working process is as follows:

as shown in fig. 1, 2 and 3, when the device is used, the adjusting ring 12 is pulled to remove the insertion of the positioning pin 13 and the positioning hole 11, the adjusting ring 12 is rotated to drive the adjusting rod 10 to rotate through the matching of the sliding chute and the sliding block, the threaded sleeve 9 on the surface of the adjusting rod 10 drives the second bottom plate 2 to horizontally move on the surface of the adjusting rod 10, the distance between the first bottom plate 1 and the second bottom plate 2 is adjusted, the reset spring 14 drives the adjusting ring 12 to reset after hands are loosened, and the positioning pin 13 is inserted into the corresponding positioning hole 11 to be limited and locked, so that the device is suitable for carrying goods of different sizes and the applicability is improved; take U type gag lever post 6 to shift up in U type handle 5 is inside through upwards pressing down briquetting 7, make the bottom of U type gag lever post 6 remove with spacing hole 4's grafting, can pull U type handle 5 at the inside upset of a guide slot 3, make U type handle 5 and a bottom plate 1, No. two bottom plate 2 laminating, compression spring takes U type gag lever post 6 to reset and pegs graft and carry on spacingly in the spacing hole 4 inside that corresponds after the hand is loosened, the handcart of being convenient for is accomodate and is deposited.

The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the preferred embodiments of the present invention are described in the above embodiments and the description, and are not intended to limit the present invention. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a novel four-wheel handcart, includes bottom plate (1), its characterized in that: a second bottom plate (2) is movably inserted in the right side of the first bottom plate (1), a first guide groove (3) is formed in each of the front side and the rear side of the first bottom plate (1), two limiting holes (4) are formed in the inner wall of the first guide groove (3), the two limiting holes (4) are arranged at ninety degrees, a U-shaped handle (5) is movably connected between the two first guide grooves (3), a U-shaped limiting rod (6) is movably connected inside the U-shaped handle (5), two ends of the U-shaped limiting rod (6) are movably inserted in the two adjacent limiting holes (4) respectively, and a pressing block (7) is fixedly connected to the middle of the U-shaped limiting rod (6);

the bottom of the first bottom plate (1) is fixedly connected with a supporting block (8), the bottom of the second bottom plate (2) is fixedly connected with a threaded sleeve (9), the middle of the threaded sleeve (9) is in threaded connection with an adjusting rod (10), the left side of the adjusting rod (10) is movably connected inside the supporting block (8), and twelve positioning holes (11) are formed in the side wall of the supporting block (8) at equal intervals along the circumference;

the left side swing joint of adjusting pole (10) has adjustable ring (12), the right side symmetry fixedly connected with locating pin (13) of adjustable ring (12), two locating pin (13) are pegged graft in the inside that corresponds two locating hole (11) respectively the surface activity of adjusting pole (10) is cup jointed reset spring (14).

2. The new four-wheel cart according to claim 1, wherein: a constant head tank has been seted up on the surface of bottom plate (1), No. one backing plate of right side fixedly connected with of bottom plate (1), No. two constant head tanks have been seted up on the surface of No. two bottom plates (2), No. two backing plates of left side fixedly connected with of No. two bottom plates (2), No. two backing plates are pegged graft with a constant head tank, No. one the backing plate is pegged graft with No. two constant head tanks.

3. The new four-wheel cart according to claim 1, wherein: u type groove has been seted up at the middle part of U type handle (5), U type gag lever post (6) swing joint is in the inside in U type groove, swing joint has compression spring between the top surface in U type groove and the top of U type gag lever post (6).

4. The new four-wheel cart according to claim 1, wherein: the inner wall symmetry fixedly connected with slider of adjustable ring (12), the surface symmetry of adjusting pole (10) has seted up the spout, two the slider sliding connection respectively is in two the inside of spout.

5. The new four-wheel cart according to claim 1, wherein: the adjusting rod is characterized in that limiting rings are fixedly connected to the two ends of the adjusting rod (10), one end of a reset spring (14) is connected to the side wall of the adjusting ring (12) in a lap mode, and the other end of the reset spring (14) is connected to the adjacent surface of the limiting ring in a lap mode.

6. The new four-wheel cart according to claim 1, wherein: the both sides of a guide slot (3) inner wall all rotate and are connected with the pivot, the one end of pivot is connected with U type handle (5) lower part fixed surface, No. two guide slots with a guide slot (3) matched with are all seted up to the both sides of No. two bottom plates (2).